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Half marathons in UK in March 2025

Find half marathons near me in UK in March 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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In 2023 we had St George's, in 2024 we had St Patrick's so why not come along to St David's Day Challenge with a one-off medal that you will want to add to your collection?
  • Sat 1 Mar 2025
  • £31-£36
  • Sat 1 Mar 2025
  • £31-£36
Bury Saint Edmunds, Suffolk, UK

St David's Day Challenge | Half Marathon

In 2023 we had St George's, in 2024 we had St Patrick's so why not come along to St David's Day Challenge with a one-off medal that you will want to add to your collection?

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 13.1 miles trail running
Pack your trainers alongside your bucket and spade for an event that seamlessly combines the thrill of running with the picturesque charm of Great Yarmouth over a fast-paced course.
  • Sun 2 Mar 2025
  • £32-£35
  • Sun 2 Mar 2025
  • £32-£35
Great Yarmouth, Norfolk, UK

ATW Great Yarmouth Seafront Half Marathon

Pack your trainers alongside your bucket and spade for an event that seamlessly combines the thrill of running with the picturesque charm of Great Yarmouth over a fast-paced course.

  • Chip timing
  • Enter online
  • Age 17 & over
  • 13.1 miles road running
Come to the historic market town of Oundle for the return of the Oundle 20 Mile! Ideal training for spring marathons on a scenic course offering genuine PB potential.
  • Sun 2 Mar 2025
  • FREE-£35
  • Sun 2 Mar 2025
  • FREE-£35
Oundle, Northamptonshire, UK

Oundle 20 Mile

Come to the historic market town of Oundle for the return of the Oundle 20 Mile! Ideal training for spring marathons on a scenic course offering genuine PB potential.

  • Enter online
  • Undulating
  • PB
  • Age 18 & over
  • 20 miles road running
The 'UK's most beautiful Half Marathon'! Fast run flanked by breathtaking views of Snowdonia National Park and the Menai Straits. It's no wonder this race has become a firm favourite.
  • Sun 2 Mar 2025
  • £45.99-£47.99
  • Sun 2 Mar 2025
  • £45.99-£47.99
Anglesey, Isle of Anglesey, UK

Jones o Gymru Anglesey Half Marathon

The 'UK's most beautiful Half Marathon'! Fast run flanked by breathtaking views of Snowdonia National Park and the Menai Straits. It's no wonder this race has become a firm favourite.

  • Chip timing
  • Enter online
  • Undulating
  • PB
  • Age 17 & over
  • 13.1 miles road running
Join the UK's Happiest Half - a fast, flat race with a buzzing Brighton atmosphere. An early season major half and one of the most popular races in the UK!
  • Sun 2 Mar 2025
  • £44.50-£46.50
  • 3 charities
  • Sun 2 Mar 2025
  • £44.50-£46.50
  • 3 charities
Brighton, East Sussex, UK

Rubix VT Brighton Half Marathon

Join the UK's Happiest Half - a fast, flat race with a buzzing Brighton atmosphere. An early season major half and one of the most popular races in the UK!

  • Chip timing
  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles road running
Fast, flat, PB-grabbing event on traffic-free trails and the canal towpath with a bespoke medal and treats at the finish line. All levels of runner welcome.
  • Sat 8 Mar 2025
  • £29-£31
  • Sat 8 Mar 2025
  • £29-£31
Leeds, West Yorkshire, UK

Spring Canal Canter | Day 1 | Half Marathon

Fast, flat, PB-grabbing event on traffic-free trails and the canal towpath with a bespoke medal and treats at the finish line. All levels of runner welcome.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 18 & over
  • 13.1 miles trail running
A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.
  • Sun 9 Mar 2025
  • £28-£35
  • Sun 9 Mar 2025
  • £28-£35
Romney Marsh, Kent, UK

Brett Lydd Half Marathon

A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.

  • Enter online
  • Flat
  • PB
  • Age 17 & over
  • 13.1 miles road running
Stunningly scenic riverside route along the Thames towpath. Flat, fast and very runnable with great runner support. The marathon on the same day was previously rated one of the top 10 UK marathons.
  • Sun 9 Mar 2025
  • £43-£45
  • Sun 9 Mar 2025
  • £43-£45
Richmond, UK

Thames Meander Spring | Half Marathon

Stunningly scenic riverside route along the Thames towpath. Flat, fast and very runnable with great runner support. The marathon on the same day was previously rated one of the top 10 UK marathons.

  • Chip timing
  • Enter online
  • Flat
  • Age 18 & over
  • 13.1 miles trail running
Fast, flat, PB-grabbing event on good trail and canal towpath with a bespoke medal and treats at the finish line.
  • Sun 9 Mar 2025
  • £28-£30
  • Sun 9 Mar 2025
  • £28-£30
Leeds, West Yorkshire, UK

Spring Canal Canter | Day 2 | Half Marathon

Fast, flat, PB-grabbing event on good trail and canal towpath with a bespoke medal and treats at the finish line.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • 13.1 miles multi terrain running
Join this fantastic experience on a completely flat course – perfect for achieving your personal best over a certified, accurate route, with free race photo, custom medal and friendly support!
  • Sun 9 Mar 2025
  • £30-£32
  • Sun 9 Mar 2025
  • £30-£32
Nottingham, Nottinghamshire, UK

ATW Nottingham Holme Run | Half Marathon

Join this fantastic experience on a completely flat course – perfect for achieving your personal best over a certified, accurate route, with free race photo, custom medal and friendly support!

  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • 13.1 miles road running
An exciting stadium base and a route which takes you past iconic landmarks of the UK's oldest town with thousands of people cheering you on as you run through the centre!
  • Sun 16 Mar 2025
  • £30-£32
  • Sun 16 Mar 2025
  • £30-£32
Colchester, Essex, UK

Colchester Half Marathon

An exciting stadium base and a route which takes you past iconic landmarks of the UK's oldest town with thousands of people cheering you on as you run through the centre!

  • Newcomers
  • Chip timing
  • Enter online
  • Undulating
  • Event village
  • Urban
  • Rural
  • Age 17 & over
  • 13.1 miles road running
Get involved in this unforgettable race beneath the forest canopy of Sherwood Pines. Bask in the delights of a racing gem; a forest trail race that never fails to disappoint.
  • Sun 16 Mar 2025
  • £29-£35
  • Sun 16 Mar 2025
  • £29-£35
Mansfield, Nottinghamshire, UK

Sherwood Pines Half Marathon

Get involved in this unforgettable race beneath the forest canopy of Sherwood Pines. Bask in the delights of a racing gem; a forest trail race that never fails to disappoint.

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
  • Sat 22 Mar 2025
  • £25-£37.50
  • Sat 22 Mar 2025
  • £25-£37.50
Buntingford, Hertfordshire, UK

Moo-rathon, Calf and Hen K | 6 Hour

Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 6 hrs trail running
Marathon, Half and 10K! Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
  • Sat 22 Mar 2025
  • £25-£37.50
  • Sat 22 Mar 2025
  • £25-£37.50
Buntingford, Hertfordshire, UK

Moo-rathon, Calf and Hen K | 4 Hour

Marathon, Half and 10K! Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 4 hrs trail running
New off-road trail race around the grounds of Escot Park with some tough little climbs along the way, ideal for runners of all abilities and a medal for every finisher!
  • Sat 22 Mar 2025
  • £35
  • Sat 22 Mar 2025
  • £35
Exeter, Devon, UK

Exeter Trail Races | Half Marathon

New off-road trail race around the grounds of Escot Park with some tough little climbs along the way, ideal for runners of all abilities and a medal for every finisher!

  • Chip timing
  • Enter online
  • Age 17 & over
  • 13.1 miles road running
Run a half marathon on the island of Jersey from St Ouen in the west to the capital, St Helier, in the south along a fantastically flat and scenic course with a 5K downhill into the finish!
  • Sun 23 Mar 2025
  • £37
  • Sun 23 Mar 2025
  • £37
Jersey, Jersey

Hospice 2 Hospice Half Marathon

Run a half marathon on the island of Jersey from St Ouen in the west to the capital, St Helier, in the south along a fantastically flat and scenic course with a 5K downhill into the finish!

  • Newcomers
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Event village
  • Age 17 & over
  • 13.1 miles road running
Enjoy a trip up the Leeds and Liverpool Canal this spring over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.
  • Sun 23 Mar 2025
  • £29-£31
  • Sun 23 Mar 2025
  • £29-£31
Shipley, West Yorkshire, UK

Sir Tit March Mayhem | Half Marathon

Enjoy a trip up the Leeds and Liverpool Canal this spring over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.

  • Chip timing
  • Enter online
  • Flat
  • Age 18 & over
  • 13.1 miles trail running
A major event in the UK's running calendar, the Sheffield Half Marathon is South Yorkshire’s biggest event of its kind and boasts a stunningly scenic route with majestic views of the Peak District.
  • Sun 23 Mar 2025
  • £33.50-£45.50
  • 5 charities
  • Sun 23 Mar 2025
  • £33.50-£45.50
  • 5 charities
Sheffield, South Yorkshire, UK

Sheffield Half Marathon

A major event in the UK's running calendar, the Sheffield Half Marathon is South Yorkshire’s biggest event of its kind and boasts a stunningly scenic route with majestic views of the Peak District.

  • Newcomers
  • Chip timing
  • Enter online
  • Hilly
  • Traffic free
  • Fancy dress
  • Event village
  • Urban
  • Park
  • Rural
  • Public transport links
  • Age 17 & over
  • 13.1 miles road running
A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!
  • Sat 29 Mar 2025
  • £52
  • Sat 29 Mar 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Mar | 32K

A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 17 & over
  • 32 km multi terrain running
A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!
  • Sat 29 Mar 2025
  • £52
  • Sat 29 Mar 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Mar | Half Marathon

A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles multi terrain running
The Kew Half Marathon starts inside Kew Gardens and every runner will receive a fantastic medal, a technical running t-shirt (male & female cut) and free entry into the gardens!
  • Sun 30 Mar 2025
  • £40.50-£52.50
  • 3 charities
  • Sun 30 Mar 2025
  • £40.50-£52.50
  • 3 charities
Richmond, UK

gofundme Kew Gardens Half Marathon

The Kew Half Marathon starts inside Kew Gardens and every runner will receive a fantastic medal, a technical running t-shirt (male & female cut) and free entry into the gardens!

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 17 & over
  • 13.1 miles road running
Run as far as you can during the 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
  • Sun 30 Mar 2025
  • £31-£36
  • Sun 30 Mar 2025
  • £31-£36
Brandon, Suffolk, UK

Zig Zag Challenge | 6 Hour

Run as far as you can during the 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 6 hrs trail running
This trail running extravaganza funnels participants through a beautiful two-lap route. Make sure to collect your awesome finishers medal too.
  • Sun 30 Mar 2025
  • £29-£31
  • Sun 30 Mar 2025
  • £29-£31
Knaresborough, North Yorkshire, UK

Make my Day Mother Flecker | Half Marathon

This trail running extravaganza funnels participants through a beautiful two-lap route. Make sure to collect your awesome finishers medal too.

  • Chip timing
  • Enter online
  • Hilly
  • Age 17 & over
  • 13.1 miles trail running
Run as far as you can during the 4-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
  • Sun 30 Mar 2025
  • £31-£36
  • Sun 30 Mar 2025
  • £31-£36
Brandon, Suffolk, UK

Zig Zag Challenge | 4 Hour

Run as far as you can during the 4-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 4 hrs trail running
  • Sat 1 Mar 2025
Haverfordwest, Pembrokeshire, UK

Ras Dewi Sant | Half Marathon

  • 13.1 miles trail running

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